Enduro Headset Bearing ACB 4545 137 Stainless 37 x 46.85 x 7 mm: 45 x 45 Single-Speed / Dingle-Speed Tensioners Compatible with Shimano Models: BR-M9000

Compatible with Shimano Models: BR-M9000 BR-M9020 BR-M987 BR-M985 BR-M8100 BR-M8000 BR-M785 BR-M7100 BR-M7000 BR-M675 BR-M666 BR-M6100 BR-M6000 BR-M615 BR-S7000 BR-S700 BR-CX77 BR-RS785 BR-R785 BR-R517 BR-R317

The CeramicSpeed BB30 bottom bracket offers bearings with extremely low friction improved power transfer and a service life that far exceeds traditional steel bearings

Fabric: Body / Sleeves: 100% Polyester - recycled Side Panel: 90% Polyester 10% Elastane

Brake Lever Actuation Short Pull Pad Type Cartridge Brake Position Rear Brake Mount Type Mid Reach Caliper (47mm - 57mm) Defined Color Black

TH brand 36 degree Micro Angular Contact Bearings (red seal)

Enduro Headset Bearing ACB 4545 137 Stainless 37 x 46.85 x 7 mm: 45 x 45 Single-Speed / Dingle-Speed Tensioners Compatible with Shimano Models: BR-M9000Enduro Headset Bearing ACB 4545 137 Stainless 37 x 46. 85 x 7 mm: 45 x 45. ABI Headset Bearing for new builds or replacements. TECH SPECS Cartridge Bearing Angle 45x45 Bearing I. D. (mm) 37 Bearing Type Cartridge Bearing O. D. (mm) 46. 85